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Unified Diff: third_party/libcxx/include/map

Issue 75213003: Add libc++ and libc++abi to third-party. (Closed) Base URL: https://src.chromium.org/chrome/trunk/src/
Patch Set: Created 7 years, 1 month ago
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Index: third_party/libcxx/include/map
===================================================================
--- third_party/libcxx/include/map (revision 0)
+++ third_party/libcxx/include/map (revision 0)
@@ -0,0 +1,2045 @@
+// -*- C++ -*-
+//===----------------------------- map ------------------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef _LIBCPP_MAP
+#define _LIBCPP_MAP
+
+/*
+
+ map synopsis
+
+namespace std
+{
+
+template <class Key, class T, class Compare = less<Key>,
+ class Allocator = allocator<pair<const Key, T>>>
+class map
+{
+public:
+ // types:
+ typedef Key key_type;
+ typedef T mapped_type;
+ typedef pair<const key_type, mapped_type> value_type;
+ typedef Compare key_compare;
+ typedef Allocator allocator_type;
+ typedef typename allocator_type::reference reference;
+ typedef typename allocator_type::const_reference const_reference;
+ typedef typename allocator_type::pointer pointer;
+ typedef typename allocator_type::const_pointer const_pointer;
+ typedef typename allocator_type::size_type size_type;
+ typedef typename allocator_type::difference_type difference_type;
+
+ typedef implementation-defined iterator;
+ typedef implementation-defined const_iterator;
+ typedef std::reverse_iterator<iterator> reverse_iterator;
+ typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
+
+ class value_compare
+ : public binary_function<value_type, value_type, bool>
+ {
+ friend class map;
+ protected:
+ key_compare comp;
+
+ value_compare(key_compare c);
+ public:
+ bool operator()(const value_type& x, const value_type& y) const;
+ };
+
+ // construct/copy/destroy:
+ map()
+ noexcept(
+ is_nothrow_default_constructible<allocator_type>::value &&
+ is_nothrow_default_constructible<key_compare>::value &&
+ is_nothrow_copy_constructible<key_compare>::value);
+ explicit map(const key_compare& comp);
+ map(const key_compare& comp, const allocator_type& a);
+ template <class InputIterator>
+ map(InputIterator first, InputIterator last,
+ const key_compare& comp = key_compare());
+ template <class InputIterator>
+ map(InputIterator first, InputIterator last,
+ const key_compare& comp, const allocator_type& a);
+ map(const map& m);
+ map(map&& m)
+ noexcept(
+ is_nothrow_move_constructible<allocator_type>::value &&
+ is_nothrow_move_constructible<key_compare>::value);
+ explicit map(const allocator_type& a);
+ map(const map& m, const allocator_type& a);
+ map(map&& m, const allocator_type& a);
+ map(initializer_list<value_type> il, const key_compare& comp = key_compare());
+ map(initializer_list<value_type> il, const key_compare& comp, const allocator_type& a);
+ template <class InputIterator>
+ map(InputIterator first, InputIterator last, const allocator_type& a)
+ : map(first, last, Compare(), a) {} // C++14
+ map(initializer_list<value_type> il, const allocator_type& a)
+ : map(il, Compare(), a) {} // C++14
+ ~map();
+
+ map& operator=(const map& m);
+ map& operator=(map&& m)
+ noexcept(
+ allocator_type::propagate_on_container_move_assignment::value &&
+ is_nothrow_move_assignable<allocator_type>::value &&
+ is_nothrow_move_assignable<key_compare>::value);
+ map& operator=(initializer_list<value_type> il);
+
+ // iterators:
+ iterator begin() noexcept;
+ const_iterator begin() const noexcept;
+ iterator end() noexcept;
+ const_iterator end() const noexcept;
+
+ reverse_iterator rbegin() noexcept;
+ const_reverse_iterator rbegin() const noexcept;
+ reverse_iterator rend() noexcept;
+ const_reverse_iterator rend() const noexcept;
+
+ const_iterator cbegin() const noexcept;
+ const_iterator cend() const noexcept;
+ const_reverse_iterator crbegin() const noexcept;
+ const_reverse_iterator crend() const noexcept;
+
+ // capacity:
+ bool empty() const noexcept;
+ size_type size() const noexcept;
+ size_type max_size() const noexcept;
+
+ // element access:
+ mapped_type& operator[](const key_type& k);
+ mapped_type& operator[](key_type&& k);
+
+ mapped_type& at(const key_type& k);
+ const mapped_type& at(const key_type& k) const;
+
+ // modifiers:
+ template <class... Args>
+ pair<iterator, bool> emplace(Args&&... args);
+ template <class... Args>
+ iterator emplace_hint(const_iterator position, Args&&... args);
+ pair<iterator, bool> insert(const value_type& v);
+ template <class P>
+ pair<iterator, bool> insert(P&& p);
+ iterator insert(const_iterator position, const value_type& v);
+ template <class P>
+ iterator insert(const_iterator position, P&& p);
+ template <class InputIterator>
+ void insert(InputIterator first, InputIterator last);
+ void insert(initializer_list<value_type> il);
+
+ iterator erase(const_iterator position);
+ size_type erase(const key_type& k);
+ iterator erase(const_iterator first, const_iterator last);
+ void clear() noexcept;
+
+ void swap(map& m)
+ noexcept(
+ __is_nothrow_swappable<key_compare>::value &&
+ (!allocator_type::propagate_on_container_swap::value ||
+ __is_nothrow_swappable<allocator_type>::value));
+
+ // observers:
+ allocator_type get_allocator() const noexcept;
+ key_compare key_comp() const;
+ value_compare value_comp() const;
+
+ // map operations:
+ iterator find(const key_type& k);
+ const_iterator find(const key_type& k) const;
+ template<typename K>
+ iterator find(const K& x); // C++14
+ template<typename K>
+ const_iterator find(const K& x) const; // C++14
+ template<typename K>
+ size_type count(const K& x) const;
+
+ size_type count(const key_type& k) const;
+ iterator lower_bound(const key_type& k);
+ const_iterator lower_bound(const key_type& k) const;
+ template<typename K>
+ iterator lower_bound(const K& x); // C++14
+ template<typename K>
+ const_iterator lower_bound(const K& x) const; // C++14
+
+ iterator upper_bound(const key_type& k);
+ const_iterator upper_bound(const key_type& k) const;
+ template<typename K>
+ iterator upper_bound(const K& x); // C++14
+ template<typename K>
+ const_iterator upper_bound(const K& x) const; // C++14
+
+ pair<iterator,iterator> equal_range(const key_type& k);
+ pair<const_iterator,const_iterator> equal_range(const key_type& k) const;
+ template<typename K>
+ pair<iterator,iterator> equal_range(const K& x); // C++14
+ template<typename K>
+ pair<const_iterator,const_iterator> equal_range(const K& x) const; // C++14
+};
+
+template <class Key, class T, class Compare, class Allocator>
+bool
+operator==(const map<Key, T, Compare, Allocator>& x,
+ const map<Key, T, Compare, Allocator>& y);
+
+template <class Key, class T, class Compare, class Allocator>
+bool
+operator< (const map<Key, T, Compare, Allocator>& x,
+ const map<Key, T, Compare, Allocator>& y);
+
+template <class Key, class T, class Compare, class Allocator>
+bool
+operator!=(const map<Key, T, Compare, Allocator>& x,
+ const map<Key, T, Compare, Allocator>& y);
+
+template <class Key, class T, class Compare, class Allocator>
+bool
+operator> (const map<Key, T, Compare, Allocator>& x,
+ const map<Key, T, Compare, Allocator>& y);
+
+template <class Key, class T, class Compare, class Allocator>
+bool
+operator>=(const map<Key, T, Compare, Allocator>& x,
+ const map<Key, T, Compare, Allocator>& y);
+
+template <class Key, class T, class Compare, class Allocator>
+bool
+operator<=(const map<Key, T, Compare, Allocator>& x,
+ const map<Key, T, Compare, Allocator>& y);
+
+// specialized algorithms:
+template <class Key, class T, class Compare, class Allocator>
+void
+swap(map<Key, T, Compare, Allocator>& x, map<Key, T, Compare, Allocator>& y)
+ noexcept(noexcept(x.swap(y)));
+
+template <class Key, class T, class Compare = less<Key>,
+ class Allocator = allocator<pair<const Key, T>>>
+class multimap
+{
+public:
+ // types:
+ typedef Key key_type;
+ typedef T mapped_type;
+ typedef pair<const key_type,mapped_type> value_type;
+ typedef Compare key_compare;
+ typedef Allocator allocator_type;
+ typedef typename allocator_type::reference reference;
+ typedef typename allocator_type::const_reference const_reference;
+ typedef typename allocator_type::size_type size_type;
+ typedef typename allocator_type::difference_type difference_type;
+ typedef typename allocator_type::pointer pointer;
+ typedef typename allocator_type::const_pointer const_pointer;
+
+ typedef implementation-defined iterator;
+ typedef implementation-defined const_iterator;
+ typedef std::reverse_iterator<iterator> reverse_iterator;
+ typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
+
+ class value_compare
+ : public binary_function<value_type,value_type,bool>
+ {
+ friend class multimap;
+ protected:
+ key_compare comp;
+ value_compare(key_compare c);
+ public:
+ bool operator()(const value_type& x, const value_type& y) const;
+ };
+
+ // construct/copy/destroy:
+ multimap()
+ noexcept(
+ is_nothrow_default_constructible<allocator_type>::value &&
+ is_nothrow_default_constructible<key_compare>::value &&
+ is_nothrow_copy_constructible<key_compare>::value);
+ explicit multimap(const key_compare& comp);
+ multimap(const key_compare& comp, const allocator_type& a);
+ template <class InputIterator>
+ multimap(InputIterator first, InputIterator last, const key_compare& comp);
+ template <class InputIterator>
+ multimap(InputIterator first, InputIterator last, const key_compare& comp,
+ const allocator_type& a);
+ multimap(const multimap& m);
+ multimap(multimap&& m)
+ noexcept(
+ is_nothrow_move_constructible<allocator_type>::value &&
+ is_nothrow_move_constructible<key_compare>::value);
+ explicit multimap(const allocator_type& a);
+ multimap(const multimap& m, const allocator_type& a);
+ multimap(multimap&& m, const allocator_type& a);
+ multimap(initializer_list<value_type> il, const key_compare& comp = key_compare());
+ multimap(initializer_list<value_type> il, const key_compare& comp,
+ const allocator_type& a);
+ template <class InputIterator>
+ multimap(InputIterator first, InputIterator last, const allocator_type& a)
+ : multimap(first, last, Compare(), a) {} // C++14
+ multimap(initializer_list<value_type> il, const allocator_type& a)
+ : multimap(il, Compare(), a) {} // C++14
+ ~multimap();
+
+ multimap& operator=(const multimap& m);
+ multimap& operator=(multimap&& m)
+ noexcept(
+ allocator_type::propagate_on_container_move_assignment::value &&
+ is_nothrow_move_assignable<allocator_type>::value &&
+ is_nothrow_move_assignable<key_compare>::value);
+ multimap& operator=(initializer_list<value_type> il);
+
+ // iterators:
+ iterator begin() noexcept;
+ const_iterator begin() const noexcept;
+ iterator end() noexcept;
+ const_iterator end() const noexcept;
+
+ reverse_iterator rbegin() noexcept;
+ const_reverse_iterator rbegin() const noexcept;
+ reverse_iterator rend() noexcept;
+ const_reverse_iterator rend() const noexcept;
+
+ const_iterator cbegin() const noexcept;
+ const_iterator cend() const noexcept;
+ const_reverse_iterator crbegin() const noexcept;
+ const_reverse_iterator crend() const noexcept;
+
+ // capacity:
+ bool empty() const noexcept;
+ size_type size() const noexcept;
+ size_type max_size() const noexcept;
+
+ // modifiers:
+ template <class... Args>
+ iterator emplace(Args&&... args);
+ template <class... Args>
+ iterator emplace_hint(const_iterator position, Args&&... args);
+ iterator insert(const value_type& v);
+ template <class P>
+ iterator insert(P&& p);
+ iterator insert(const_iterator position, const value_type& v);
+ template <class P>
+ iterator insert(const_iterator position, P&& p);
+ template <class InputIterator>
+ void insert(InputIterator first, InputIterator last);
+ void insert(initializer_list<value_type> il);
+
+ iterator erase(const_iterator position);
+ size_type erase(const key_type& k);
+ iterator erase(const_iterator first, const_iterator last);
+ void clear() noexcept;
+
+ void swap(multimap& m)
+ noexcept(
+ __is_nothrow_swappable<key_compare>::value &&
+ (!allocator_type::propagate_on_container_swap::value ||
+ __is_nothrow_swappable<allocator_type>::value));
+
+ // observers:
+ allocator_type get_allocator() const noexcept;
+ key_compare key_comp() const;
+ value_compare value_comp() const;
+
+ // map operations:
+ iterator find(const key_type& k);
+ const_iterator find(const key_type& k) const;
+ template<typename K>
+ iterator find(const K& x); // C++14
+ template<typename K>
+ const_iterator find(const K& x) const; // C++14
+ template<typename K>
+ size_type count(const K& x) const;
+
+ size_type count(const key_type& k) const;
+ iterator lower_bound(const key_type& k);
+ const_iterator lower_bound(const key_type& k) const;
+ template<typename K>
+ iterator lower_bound(const K& x); // C++14
+ template<typename K>
+ const_iterator lower_bound(const K& x) const; // C++14
+
+ iterator upper_bound(const key_type& k);
+ const_iterator upper_bound(const key_type& k) const;
+ template<typename K>
+ iterator upper_bound(const K& x); // C++14
+ template<typename K>
+ const_iterator upper_bound(const K& x) const; // C++14
+
+ pair<iterator,iterator> equal_range(const key_type& k);
+ pair<const_iterator,const_iterator> equal_range(const key_type& k) const;
+ template<typename K>
+ pair<iterator,iterator> equal_range(const K& x); // C++14
+ template<typename K>
+ pair<const_iterator,const_iterator> equal_range(const K& x) const; // C++14
+};
+
+template <class Key, class T, class Compare, class Allocator>
+bool
+operator==(const multimap<Key, T, Compare, Allocator>& x,
+ const multimap<Key, T, Compare, Allocator>& y);
+
+template <class Key, class T, class Compare, class Allocator>
+bool
+operator< (const multimap<Key, T, Compare, Allocator>& x,
+ const multimap<Key, T, Compare, Allocator>& y);
+
+template <class Key, class T, class Compare, class Allocator>
+bool
+operator!=(const multimap<Key, T, Compare, Allocator>& x,
+ const multimap<Key, T, Compare, Allocator>& y);
+
+template <class Key, class T, class Compare, class Allocator>
+bool
+operator> (const multimap<Key, T, Compare, Allocator>& x,
+ const multimap<Key, T, Compare, Allocator>& y);
+
+template <class Key, class T, class Compare, class Allocator>
+bool
+operator>=(const multimap<Key, T, Compare, Allocator>& x,
+ const multimap<Key, T, Compare, Allocator>& y);
+
+template <class Key, class T, class Compare, class Allocator>
+bool
+operator<=(const multimap<Key, T, Compare, Allocator>& x,
+ const multimap<Key, T, Compare, Allocator>& y);
+
+// specialized algorithms:
+template <class Key, class T, class Compare, class Allocator>
+void
+swap(multimap<Key, T, Compare, Allocator>& x,
+ multimap<Key, T, Compare, Allocator>& y)
+ noexcept(noexcept(x.swap(y)));
+
+} // std
+
+*/
+
+#include <__config>
+#include <__tree>
+#include <iterator>
+#include <memory>
+#include <utility>
+#include <functional>
+#include <initializer_list>
+
+#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
+#pragma GCC system_header
+#endif
+
+_LIBCPP_BEGIN_NAMESPACE_STD
+
+template <class _Key, class _CP, class _Compare, bool = is_empty<_Compare>::value
+#if __has_feature(is_final)
+ && !__is_final(_Compare)
+#endif
+ >
+class __map_value_compare
+ : private _Compare
+{
+public:
+ _LIBCPP_INLINE_VISIBILITY
+ __map_value_compare()
+ _NOEXCEPT_(is_nothrow_default_constructible<_Compare>::value)
+ : _Compare() {}
+ _LIBCPP_INLINE_VISIBILITY
+ __map_value_compare(_Compare c)
+ _NOEXCEPT_(is_nothrow_copy_constructible<_Compare>::value)
+ : _Compare(c) {}
+ _LIBCPP_INLINE_VISIBILITY
+ const _Compare& key_comp() const _NOEXCEPT {return *this;}
+ _LIBCPP_INLINE_VISIBILITY
+ bool operator()(const _CP& __x, const _CP& __y) const
+ {return static_cast<const _Compare&>(*this)(__x.__cc.first, __y.__cc.first);}
+ _LIBCPP_INLINE_VISIBILITY
+ bool operator()(const _CP& __x, const _Key& __y) const
+ {return static_cast<const _Compare&>(*this)(__x.__cc.first, __y);}
+ _LIBCPP_INLINE_VISIBILITY
+ bool operator()(const _Key& __x, const _CP& __y) const
+ {return static_cast<const _Compare&>(*this)(__x, __y.__cc.first);}
+
+#if _LIBCPP_STD_VER > 11
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value, bool>::type
+ operator () ( const _K2& __x, const _CP& __y ) const
+ {return static_cast<const _Compare&>(*this) (__x, __y.__cc.first);}
+
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value, bool>::type
+ operator () (const _CP& __x, const _K2& __y) const
+ {return static_cast<const _Compare&>(*this) (__x.__cc.first, __y);}
+#endif
+};
+
+template <class _Key, class _CP, class _Compare>
+class __map_value_compare<_Key, _CP, _Compare, false>
+{
+ _Compare comp;
+
+public:
+ _LIBCPP_INLINE_VISIBILITY
+ __map_value_compare()
+ _NOEXCEPT_(is_nothrow_default_constructible<_Compare>::value)
+ : comp() {}
+ _LIBCPP_INLINE_VISIBILITY
+ __map_value_compare(_Compare c)
+ _NOEXCEPT_(is_nothrow_copy_constructible<_Compare>::value)
+ : comp(c) {}
+ _LIBCPP_INLINE_VISIBILITY
+ const _Compare& key_comp() const _NOEXCEPT {return comp;}
+
+ _LIBCPP_INLINE_VISIBILITY
+ bool operator()(const _CP& __x, const _CP& __y) const
+ {return comp(__x.__cc.first, __y.__cc.first);}
+ _LIBCPP_INLINE_VISIBILITY
+ bool operator()(const _CP& __x, const _Key& __y) const
+ {return comp(__x.__cc.first, __y);}
+ _LIBCPP_INLINE_VISIBILITY
+ bool operator()(const _Key& __x, const _CP& __y) const
+ {return comp(__x, __y.__cc.first);}
+
+#if _LIBCPP_STD_VER > 11
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value, bool>::type
+ operator () ( const _K2& __x, const _CP& __y ) const
+ {return comp (__x, __y.__cc.first);}
+
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value, bool>::type
+ operator () (const _CP& __x, const _K2& __y) const
+ {return comp (__x.__cc.first, __y);}
+#endif
+};
+
+template <class _Allocator>
+class __map_node_destructor
+{
+ typedef _Allocator allocator_type;
+ typedef allocator_traits<allocator_type> __alloc_traits;
+ typedef typename __alloc_traits::value_type::value_type value_type;
+public:
+ typedef typename __alloc_traits::pointer pointer;
+private:
+ typedef typename value_type::value_type::first_type first_type;
+ typedef typename value_type::value_type::second_type second_type;
+
+ allocator_type& __na_;
+
+ __map_node_destructor& operator=(const __map_node_destructor&);
+
+public:
+ bool __first_constructed;
+ bool __second_constructed;
+
+ _LIBCPP_INLINE_VISIBILITY
+ explicit __map_node_destructor(allocator_type& __na) _NOEXCEPT
+ : __na_(__na),
+ __first_constructed(false),
+ __second_constructed(false)
+ {}
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+ _LIBCPP_INLINE_VISIBILITY
+ __map_node_destructor(__tree_node_destructor<allocator_type>&& __x) _NOEXCEPT
+ : __na_(__x.__na_),
+ __first_constructed(__x.__value_constructed),
+ __second_constructed(__x.__value_constructed)
+ {
+ __x.__value_constructed = false;
+ }
+#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+ _LIBCPP_INLINE_VISIBILITY
+ void operator()(pointer __p) _NOEXCEPT
+ {
+ if (__second_constructed)
+ __alloc_traits::destroy(__na_, _VSTD::addressof(__p->__value_.__cc.second));
+ if (__first_constructed)
+ __alloc_traits::destroy(__na_, _VSTD::addressof(__p->__value_.__cc.first));
+ if (__p)
+ __alloc_traits::deallocate(__na_, __p, 1);
+ }
+};
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+ class map;
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+ class multimap;
+template <class _TreeIterator> class __map_const_iterator;
+
+#if __cplusplus >= 201103L
+
+template <class _Key, class _Tp>
+union __value_type
+{
+ typedef _Key key_type;
+ typedef _Tp mapped_type;
+ typedef pair<const key_type, mapped_type> value_type;
+ typedef pair<key_type, mapped_type> __nc_value_type;
+
+ value_type __cc;
+ __nc_value_type __nc;
+
+ template <class ..._Args>
+ _LIBCPP_INLINE_VISIBILITY
+ __value_type(_Args&& ...__args)
+ : __cc(std::forward<_Args>(__args)...) {}
+
+ _LIBCPP_INLINE_VISIBILITY
+ __value_type(const __value_type& __v)
+ : __cc(__v.__cc) {}
+
+ _LIBCPP_INLINE_VISIBILITY
+ __value_type(__value_type& __v)
+ : __cc(__v.__cc) {}
+
+ _LIBCPP_INLINE_VISIBILITY
+ __value_type(__value_type&& __v)
+ : __nc(std::move(__v.__nc)) {}
+
+ _LIBCPP_INLINE_VISIBILITY
+ __value_type& operator=(const __value_type& __v)
+ {__nc = __v.__cc; return *this;}
+
+ _LIBCPP_INLINE_VISIBILITY
+ __value_type& operator=(__value_type&& __v)
+ {__nc = std::move(__v.__nc); return *this;}
+
+ _LIBCPP_INLINE_VISIBILITY
+ ~__value_type() {__cc.~value_type();}
+};
+
+#else
+
+template <class _Key, class _Tp>
+struct __value_type
+{
+ typedef _Key key_type;
+ typedef _Tp mapped_type;
+ typedef pair<const key_type, mapped_type> value_type;
+
+ value_type __cc;
+
+ _LIBCPP_INLINE_VISIBILITY
+ __value_type() {}
+
+ template <class _A0>
+ _LIBCPP_INLINE_VISIBILITY
+ __value_type(const _A0& __a0)
+ : __cc(__a0) {}
+
+ template <class _A0, class _A1>
+ _LIBCPP_INLINE_VISIBILITY
+ __value_type(const _A0& __a0, const _A1& __a1)
+ : __cc(__a0, __a1) {}
+};
+
+#endif
+
+template <class _TreeIterator>
+class _LIBCPP_TYPE_VIS_ONLY __map_iterator
+{
+ _TreeIterator __i_;
+
+ typedef typename _TreeIterator::__pointer_traits __pointer_traits;
+ typedef const typename _TreeIterator::value_type::value_type::first_type __key_type;
+ typedef typename _TreeIterator::value_type::value_type::second_type __mapped_type;
+public:
+ typedef bidirectional_iterator_tag iterator_category;
+ typedef pair<__key_type, __mapped_type> value_type;
+ typedef typename _TreeIterator::difference_type difference_type;
+ typedef value_type& reference;
+ typedef typename __pointer_traits::template
+#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES
+ rebind<value_type>
+#else
+ rebind<value_type>::other
+#endif
+ pointer;
+
+ _LIBCPP_INLINE_VISIBILITY
+ __map_iterator() _NOEXCEPT {}
+
+ _LIBCPP_INLINE_VISIBILITY
+ __map_iterator(_TreeIterator __i) _NOEXCEPT : __i_(__i) {}
+
+ _LIBCPP_INLINE_VISIBILITY
+ reference operator*() const {return __i_->__cc;}
+ _LIBCPP_INLINE_VISIBILITY
+ pointer operator->() const {return pointer_traits<pointer>::pointer_to(__i_->__cc);}
+
+ _LIBCPP_INLINE_VISIBILITY
+ __map_iterator& operator++() {++__i_; return *this;}
+ _LIBCPP_INLINE_VISIBILITY
+ __map_iterator operator++(int)
+ {
+ __map_iterator __t(*this);
+ ++(*this);
+ return __t;
+ }
+
+ _LIBCPP_INLINE_VISIBILITY
+ __map_iterator& operator--() {--__i_; return *this;}
+ _LIBCPP_INLINE_VISIBILITY
+ __map_iterator operator--(int)
+ {
+ __map_iterator __t(*this);
+ --(*this);
+ return __t;
+ }
+
+ friend _LIBCPP_INLINE_VISIBILITY
+ bool operator==(const __map_iterator& __x, const __map_iterator& __y)
+ {return __x.__i_ == __y.__i_;}
+ friend
+ _LIBCPP_INLINE_VISIBILITY
+ bool operator!=(const __map_iterator& __x, const __map_iterator& __y)
+ {return __x.__i_ != __y.__i_;}
+
+ template <class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY map;
+ template <class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY multimap;
+ template <class> friend class _LIBCPP_TYPE_VIS_ONLY __map_const_iterator;
+};
+
+template <class _TreeIterator>
+class _LIBCPP_TYPE_VIS_ONLY __map_const_iterator
+{
+ _TreeIterator __i_;
+
+ typedef typename _TreeIterator::__pointer_traits __pointer_traits;
+ typedef const typename _TreeIterator::value_type::value_type::first_type __key_type;
+ typedef typename _TreeIterator::value_type::value_type::second_type __mapped_type;
+public:
+ typedef bidirectional_iterator_tag iterator_category;
+ typedef pair<__key_type, __mapped_type> value_type;
+ typedef typename _TreeIterator::difference_type difference_type;
+ typedef const value_type& reference;
+ typedef typename __pointer_traits::template
+#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES
+ rebind<const value_type>
+#else
+ rebind<const value_type>::other
+#endif
+ pointer;
+
+ _LIBCPP_INLINE_VISIBILITY
+ __map_const_iterator() _NOEXCEPT {}
+
+ _LIBCPP_INLINE_VISIBILITY
+ __map_const_iterator(_TreeIterator __i) _NOEXCEPT : __i_(__i) {}
+ _LIBCPP_INLINE_VISIBILITY
+ __map_const_iterator(
+ __map_iterator<typename _TreeIterator::__non_const_iterator> __i)
+ _NOEXCEPT
+ : __i_(__i.__i_) {}
+
+ _LIBCPP_INLINE_VISIBILITY
+ reference operator*() const {return __i_->__cc;}
+ _LIBCPP_INLINE_VISIBILITY
+ pointer operator->() const {return pointer_traits<pointer>::pointer_to(__i_->__cc);}
+
+ _LIBCPP_INLINE_VISIBILITY
+ __map_const_iterator& operator++() {++__i_; return *this;}
+ _LIBCPP_INLINE_VISIBILITY
+ __map_const_iterator operator++(int)
+ {
+ __map_const_iterator __t(*this);
+ ++(*this);
+ return __t;
+ }
+
+ _LIBCPP_INLINE_VISIBILITY
+ __map_const_iterator& operator--() {--__i_; return *this;}
+ _LIBCPP_INLINE_VISIBILITY
+ __map_const_iterator operator--(int)
+ {
+ __map_const_iterator __t(*this);
+ --(*this);
+ return __t;
+ }
+
+ friend _LIBCPP_INLINE_VISIBILITY
+ bool operator==(const __map_const_iterator& __x, const __map_const_iterator& __y)
+ {return __x.__i_ == __y.__i_;}
+ friend _LIBCPP_INLINE_VISIBILITY
+ bool operator!=(const __map_const_iterator& __x, const __map_const_iterator& __y)
+ {return __x.__i_ != __y.__i_;}
+
+ template <class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY map;
+ template <class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY multimap;
+ template <class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY __tree_const_iterator;
+};
+
+template <class _Key, class _Tp, class _Compare = less<_Key>,
+ class _Allocator = allocator<pair<const _Key, _Tp> > >
+class _LIBCPP_TYPE_VIS_ONLY map
+{
+public:
+ // types:
+ typedef _Key key_type;
+ typedef _Tp mapped_type;
+ typedef pair<const key_type, mapped_type> value_type;
+ typedef pair<key_type, mapped_type> __nc_value_type;
+ typedef _Compare key_compare;
+ typedef _Allocator allocator_type;
+ typedef value_type& reference;
+ typedef const value_type& const_reference;
+
+ class _LIBCPP_TYPE_VIS_ONLY value_compare
+ : public binary_function<value_type, value_type, bool>
+ {
+ friend class map;
+ protected:
+ key_compare comp;
+
+ _LIBCPP_INLINE_VISIBILITY value_compare(key_compare c) : comp(c) {}
+ public:
+ _LIBCPP_INLINE_VISIBILITY
+ bool operator()(const value_type& __x, const value_type& __y) const
+ {return comp(__x.first, __y.first);}
+ };
+
+private:
+
+ typedef _VSTD::__value_type<key_type, mapped_type> __value_type;
+ typedef __map_value_compare<key_type, __value_type, key_compare> __vc;
+ typedef typename allocator_traits<allocator_type>::template
+#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES
+ rebind_alloc<__value_type>
+#else
+ rebind_alloc<__value_type>::other
+#endif
+ __allocator_type;
+ typedef __tree<__value_type, __vc, __allocator_type> __base;
+ typedef typename __base::__node_traits __node_traits;
+ typedef allocator_traits<allocator_type> __alloc_traits;
+
+ __base __tree_;
+
+public:
+ typedef typename __alloc_traits::pointer pointer;
+ typedef typename __alloc_traits::const_pointer const_pointer;
+ typedef typename __alloc_traits::size_type size_type;
+ typedef typename __alloc_traits::difference_type difference_type;
+ typedef __map_iterator<typename __base::iterator> iterator;
+ typedef __map_const_iterator<typename __base::const_iterator> const_iterator;
+ typedef _VSTD::reverse_iterator<iterator> reverse_iterator;
+ typedef _VSTD::reverse_iterator<const_iterator> const_reverse_iterator;
+
+ _LIBCPP_INLINE_VISIBILITY
+ explicit map(const key_compare& __comp = key_compare())
+ _NOEXCEPT_(
+ is_nothrow_default_constructible<allocator_type>::value &&
+ is_nothrow_default_constructible<key_compare>::value &&
+ is_nothrow_copy_constructible<key_compare>::value)
+ : __tree_(__vc(__comp)) {}
+
+ _LIBCPP_INLINE_VISIBILITY
+ explicit map(const key_compare& __comp, const allocator_type& __a)
+ : __tree_(__vc(__comp), __a) {}
+
+ template <class _InputIterator>
+ _LIBCPP_INLINE_VISIBILITY
+ map(_InputIterator __f, _InputIterator __l,
+ const key_compare& __comp = key_compare())
+ : __tree_(__vc(__comp))
+ {
+ insert(__f, __l);
+ }
+
+ template <class _InputIterator>
+ _LIBCPP_INLINE_VISIBILITY
+ map(_InputIterator __f, _InputIterator __l,
+ const key_compare& __comp, const allocator_type& __a)
+ : __tree_(__vc(__comp), __a)
+ {
+ insert(__f, __l);
+ }
+
+#if _LIBCPP_STD_VER > 11
+ template <class _InputIterator>
+ _LIBCPP_INLINE_VISIBILITY
+ map(_InputIterator __f, _InputIterator __l, const allocator_type& __a)
+ : map(__f, __l, key_compare(), __a) {}
+#endif
+
+ _LIBCPP_INLINE_VISIBILITY
+ map(const map& __m)
+ : __tree_(__m.__tree_)
+ {
+ insert(__m.begin(), __m.end());
+ }
+
+ _LIBCPP_INLINE_VISIBILITY
+ map& operator=(const map& __m)
+ {
+#if __cplusplus >= 201103L
+ __tree_ = __m.__tree_;
+#else
+ __tree_.clear();
+ __tree_.value_comp() = __m.__tree_.value_comp();
+ __tree_.__copy_assign_alloc(__m.__tree_);
+ insert(__m.begin(), __m.end());
+#endif
+ return *this;
+ }
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+ _LIBCPP_INLINE_VISIBILITY
+ map(map&& __m)
+ _NOEXCEPT_(is_nothrow_move_constructible<__base>::value)
+ : __tree_(_VSTD::move(__m.__tree_))
+ {
+ }
+
+ map(map&& __m, const allocator_type& __a);
+
+ _LIBCPP_INLINE_VISIBILITY
+ map& operator=(map&& __m)
+ _NOEXCEPT_(is_nothrow_move_assignable<__base>::value)
+ {
+ __tree_ = _VSTD::move(__m.__tree_);
+ return *this;
+ }
+
+#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
+
+ _LIBCPP_INLINE_VISIBILITY
+ map(initializer_list<value_type> __il, const key_compare& __comp = key_compare())
+ : __tree_(__vc(__comp))
+ {
+ insert(__il.begin(), __il.end());
+ }
+
+ _LIBCPP_INLINE_VISIBILITY
+ map(initializer_list<value_type> __il, const key_compare& __comp, const allocator_type& __a)
+ : __tree_(__vc(__comp), __a)
+ {
+ insert(__il.begin(), __il.end());
+ }
+
+#if _LIBCPP_STD_VER > 11
+ _LIBCPP_INLINE_VISIBILITY
+ map(initializer_list<value_type> __il, const allocator_type& __a)
+ : map(__il, key_compare(), __a) {}
+#endif
+
+ _LIBCPP_INLINE_VISIBILITY
+ map& operator=(initializer_list<value_type> __il)
+ {
+ __tree_.__assign_unique(__il.begin(), __il.end());
+ return *this;
+ }
+
+#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
+
+ _LIBCPP_INLINE_VISIBILITY
+ explicit map(const allocator_type& __a)
+ : __tree_(__a)
+ {
+ }
+
+ _LIBCPP_INLINE_VISIBILITY
+ map(const map& __m, const allocator_type& __a)
+ : __tree_(__m.__tree_.value_comp(), __a)
+ {
+ insert(__m.begin(), __m.end());
+ }
+
+ _LIBCPP_INLINE_VISIBILITY
+ iterator begin() _NOEXCEPT {return __tree_.begin();}
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator begin() const _NOEXCEPT {return __tree_.begin();}
+ _LIBCPP_INLINE_VISIBILITY
+ iterator end() _NOEXCEPT {return __tree_.end();}
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator end() const _NOEXCEPT {return __tree_.end();}
+
+ _LIBCPP_INLINE_VISIBILITY
+ reverse_iterator rbegin() _NOEXCEPT {return reverse_iterator(end());}
+ _LIBCPP_INLINE_VISIBILITY
+ const_reverse_iterator rbegin() const _NOEXCEPT
+ {return const_reverse_iterator(end());}
+ _LIBCPP_INLINE_VISIBILITY
+ reverse_iterator rend() _NOEXCEPT
+ {return reverse_iterator(begin());}
+ _LIBCPP_INLINE_VISIBILITY
+ const_reverse_iterator rend() const _NOEXCEPT
+ {return const_reverse_iterator(begin());}
+
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator cbegin() const _NOEXCEPT {return begin();}
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator cend() const _NOEXCEPT {return end();}
+ _LIBCPP_INLINE_VISIBILITY
+ const_reverse_iterator crbegin() const _NOEXCEPT {return rbegin();}
+ _LIBCPP_INLINE_VISIBILITY
+ const_reverse_iterator crend() const _NOEXCEPT {return rend();}
+
+ _LIBCPP_INLINE_VISIBILITY
+ bool empty() const _NOEXCEPT {return __tree_.size() == 0;}
+ _LIBCPP_INLINE_VISIBILITY
+ size_type size() const _NOEXCEPT {return __tree_.size();}
+ _LIBCPP_INLINE_VISIBILITY
+ size_type max_size() const _NOEXCEPT {return __tree_.max_size();}
+
+ mapped_type& operator[](const key_type& __k);
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+ mapped_type& operator[](key_type&& __k);
+#endif
+
+ mapped_type& at(const key_type& __k);
+ const mapped_type& at(const key_type& __k) const;
+
+ _LIBCPP_INLINE_VISIBILITY
+ allocator_type get_allocator() const _NOEXCEPT {return __tree_.__alloc();}
+ _LIBCPP_INLINE_VISIBILITY
+ key_compare key_comp() const {return __tree_.value_comp().key_comp();}
+ _LIBCPP_INLINE_VISIBILITY
+ value_compare value_comp() const {return value_compare(__tree_.value_comp().key_comp());}
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_HAS_NO_VARIADICS
+
+ template <class ..._Args>
+ pair<iterator, bool>
+ emplace(_Args&& ...__args);
+
+ template <class ..._Args>
+ iterator
+ emplace_hint(const_iterator __p, _Args&& ...__args);
+
+#endif // _LIBCPP_HAS_NO_VARIADICS
+
+ template <class _Pp,
+ class = typename enable_if<is_constructible<value_type, _Pp>::value>::type>
+ _LIBCPP_INLINE_VISIBILITY
+ pair<iterator, bool> insert(_Pp&& __p)
+ {return __tree_.__insert_unique(_VSTD::forward<_Pp>(__p));}
+
+ template <class _Pp,
+ class = typename enable_if<is_constructible<value_type, _Pp>::value>::type>
+ _LIBCPP_INLINE_VISIBILITY
+ iterator insert(const_iterator __pos, _Pp&& __p)
+ {return __tree_.__insert_unique(__pos.__i_, _VSTD::forward<_Pp>(__p));}
+
+#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+ _LIBCPP_INLINE_VISIBILITY
+ pair<iterator, bool>
+ insert(const value_type& __v) {return __tree_.__insert_unique(__v);}
+
+ _LIBCPP_INLINE_VISIBILITY
+ iterator
+ insert(const_iterator __p, const value_type& __v)
+ {return __tree_.__insert_unique(__p.__i_, __v);}
+
+ template <class _InputIterator>
+ _LIBCPP_INLINE_VISIBILITY
+ void insert(_InputIterator __f, _InputIterator __l)
+ {
+ for (const_iterator __e = cend(); __f != __l; ++__f)
+ insert(__e.__i_, *__f);
+ }
+
+#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
+
+ _LIBCPP_INLINE_VISIBILITY
+ void insert(initializer_list<value_type> __il)
+ {insert(__il.begin(), __il.end());}
+
+#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
+
+ _LIBCPP_INLINE_VISIBILITY
+ iterator erase(const_iterator __p) {return __tree_.erase(__p.__i_);}
+ _LIBCPP_INLINE_VISIBILITY
+ size_type erase(const key_type& __k)
+ {return __tree_.__erase_unique(__k);}
+ _LIBCPP_INLINE_VISIBILITY
+ iterator erase(const_iterator __f, const_iterator __l)
+ {return __tree_.erase(__f.__i_, __l.__i_);}
+ _LIBCPP_INLINE_VISIBILITY
+ void clear() _NOEXCEPT {__tree_.clear();}
+
+ _LIBCPP_INLINE_VISIBILITY
+ void swap(map& __m)
+ _NOEXCEPT_(__is_nothrow_swappable<__base>::value)
+ {__tree_.swap(__m.__tree_);}
+
+ _LIBCPP_INLINE_VISIBILITY
+ iterator find(const key_type& __k) {return __tree_.find(__k);}
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator find(const key_type& __k) const {return __tree_.find(__k);}
+#if _LIBCPP_STD_VER > 11
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,iterator>::type
+ find(const _K2& __k) {return __tree_.find(__k);}
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,const_iterator>::type
+ find(const _K2& __k) const {return __tree_.find(__k);}
+#endif
+
+ _LIBCPP_INLINE_VISIBILITY
+ size_type count(const key_type& __k) const
+ {return __tree_.__count_unique(__k);}
+ _LIBCPP_INLINE_VISIBILITY
+ iterator lower_bound(const key_type& __k)
+ {return __tree_.lower_bound(__k);}
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator lower_bound(const key_type& __k) const
+ {return __tree_.lower_bound(__k);}
+#if _LIBCPP_STD_VER > 11
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,iterator>::type
+ lower_bound(const _K2& __k) {return __tree_.lower_bound(__k);}
+
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,const_iterator>::type
+ lower_bound(const _K2& __k) const {return __tree_.lower_bound(__k);}
+#endif
+
+ _LIBCPP_INLINE_VISIBILITY
+ iterator upper_bound(const key_type& __k)
+ {return __tree_.upper_bound(__k);}
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator upper_bound(const key_type& __k) const
+ {return __tree_.upper_bound(__k);}
+#if _LIBCPP_STD_VER > 11
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,iterator>::type
+ upper_bound(const _K2& __k) {return __tree_.upper_bound(__k);}
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,const_iterator>::type
+ upper_bound(const _K2& __k) const {return __tree_.upper_bound(__k);}
+#endif
+
+ _LIBCPP_INLINE_VISIBILITY
+ pair<iterator,iterator> equal_range(const key_type& __k)
+ {return __tree_.__equal_range_unique(__k);}
+ _LIBCPP_INLINE_VISIBILITY
+ pair<const_iterator,const_iterator> equal_range(const key_type& __k) const
+ {return __tree_.__equal_range_unique(__k);}
+#if _LIBCPP_STD_VER > 11
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,pair<iterator,iterator>>::type
+ equal_range(const _K2& __k) {return __tree_.__equal_range_unique(__k);}
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,pair<const_iterator,const_iterator>>::type
+ equal_range(const _K2& __k) const {return __tree_.__equal_range_unique(__k);}
+#endif
+
+private:
+ typedef typename __base::__node __node;
+ typedef typename __base::__node_allocator __node_allocator;
+ typedef typename __base::__node_pointer __node_pointer;
+ typedef typename __base::__node_const_pointer __node_const_pointer;
+ typedef typename __base::__node_base_pointer __node_base_pointer;
+ typedef typename __base::__node_base_const_pointer __node_base_const_pointer;
+ typedef __map_node_destructor<__node_allocator> _Dp;
+ typedef unique_ptr<__node, _Dp> __node_holder;
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+ __node_holder __construct_node();
+ template <class _A0>
+ __node_holder __construct_node(_A0&& __a0);
+ __node_holder __construct_node_with_key(key_type&& __k);
+#ifndef _LIBCPP_HAS_NO_VARIADICS
+ template <class _A0, class _A1, class ..._Args>
+ __node_holder __construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args);
+#endif // _LIBCPP_HAS_NO_VARIADICS
+#endif
+ __node_holder __construct_node_with_key(const key_type& __k);
+
+ __node_base_pointer&
+ __find_equal_key(__node_base_pointer& __parent, const key_type& __k);
+ __node_base_const_pointer
+ __find_equal_key(__node_base_const_pointer& __parent, const key_type& __k) const;
+};
+
+// Find place to insert if __k doesn't exist
+// Set __parent to parent of null leaf
+// Return reference to null leaf
+// If __k exists, set parent to node of __k and return reference to node of __k
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+typename map<_Key, _Tp, _Compare, _Allocator>::__node_base_pointer&
+map<_Key, _Tp, _Compare, _Allocator>::__find_equal_key(__node_base_pointer& __parent,
+ const key_type& __k)
+{
+ __node_pointer __nd = __tree_.__root();
+ if (__nd != nullptr)
+ {
+ while (true)
+ {
+ if (__tree_.value_comp().key_comp()(__k, __nd->__value_.__cc.first))
+ {
+ if (__nd->__left_ != nullptr)
+ __nd = static_cast<__node_pointer>(__nd->__left_);
+ else
+ {
+ __parent = static_cast<__node_base_pointer>(__nd);
+ return __parent->__left_;
+ }
+ }
+ else if (__tree_.value_comp().key_comp()(__nd->__value_.__cc.first, __k))
+ {
+ if (__nd->__right_ != nullptr)
+ __nd = static_cast<__node_pointer>(__nd->__right_);
+ else
+ {
+ __parent = static_cast<__node_base_pointer>(__nd);
+ return __parent->__right_;
+ }
+ }
+ else
+ {
+ __parent = static_cast<__node_base_pointer>(__nd);
+ return __parent;
+ }
+ }
+ }
+ __parent = static_cast<__node_base_pointer>(__tree_.__end_node());
+ return __parent->__left_;
+}
+
+// Find __k
+// Set __parent to parent of null leaf and
+// return reference to null leaf iv __k does not exist.
+// If __k exists, set parent to node of __k and return reference to node of __k
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+typename map<_Key, _Tp, _Compare, _Allocator>::__node_base_const_pointer
+map<_Key, _Tp, _Compare, _Allocator>::__find_equal_key(__node_base_const_pointer& __parent,
+ const key_type& __k) const
+{
+ __node_const_pointer __nd = __tree_.__root();
+ if (__nd != nullptr)
+ {
+ while (true)
+ {
+ if (__tree_.value_comp().key_comp()(__k, __nd->__value_.__cc.first))
+ {
+ if (__nd->__left_ != nullptr)
+ __nd = static_cast<__node_pointer>(__nd->__left_);
+ else
+ {
+ __parent = static_cast<__node_base_pointer>(__nd);
+ return const_cast<const __node_base_const_pointer&>(__parent->__left_);
+ }
+ }
+ else if (__tree_.value_comp().key_comp()(__nd->__value_.__cc.first, __k))
+ {
+ if (__nd->__right_ != nullptr)
+ __nd = static_cast<__node_pointer>(__nd->__right_);
+ else
+ {
+ __parent = static_cast<__node_base_pointer>(__nd);
+ return const_cast<const __node_base_const_pointer&>(__parent->__right_);
+ }
+ }
+ else
+ {
+ __parent = static_cast<__node_base_pointer>(__nd);
+ return __parent;
+ }
+ }
+ }
+ __parent = static_cast<__node_base_pointer>(__tree_.__end_node());
+ return const_cast<const __node_base_const_pointer&>(__parent->__left_);
+}
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+map<_Key, _Tp, _Compare, _Allocator>::map(map&& __m, const allocator_type& __a)
+ : __tree_(_VSTD::move(__m.__tree_), __a)
+{
+ if (__a != __m.get_allocator())
+ {
+ const_iterator __e = cend();
+ while (!__m.empty())
+ __tree_.__insert_unique(__e.__i_,
+ _VSTD::move(__m.__tree_.remove(__m.begin().__i_)->__value_));
+ }
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder
+map<_Key, _Tp, _Compare, _Allocator>::__construct_node()
+{
+ __node_allocator& __na = __tree_.__node_alloc();
+ __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
+ __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first));
+ __h.get_deleter().__first_constructed = true;
+ __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second));
+ __h.get_deleter().__second_constructed = true;
+ return __h;
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+template <class _A0>
+typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder
+map<_Key, _Tp, _Compare, _Allocator>::__construct_node(_A0&& __a0)
+{
+ __node_allocator& __na = __tree_.__node_alloc();
+ __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
+ __node_traits::construct(__na, _VSTD::addressof(__h->__value_), _VSTD::forward<_A0>(__a0));
+ __h.get_deleter().__first_constructed = true;
+ __h.get_deleter().__second_constructed = true;
+ return __h;
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder
+map<_Key, _Tp, _Compare, _Allocator>::__construct_node_with_key(key_type&& __k)
+{
+ __node_allocator& __na = __tree_.__node_alloc();
+ __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
+ __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first), _VSTD::move(__k));
+ __h.get_deleter().__first_constructed = true;
+ __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second));
+ __h.get_deleter().__second_constructed = true;
+ return __h;
+}
+
+#ifndef _LIBCPP_HAS_NO_VARIADICS
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+template <class _A0, class _A1, class ..._Args>
+typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder
+map<_Key, _Tp, _Compare, _Allocator>::__construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args)
+{
+ __node_allocator& __na = __tree_.__node_alloc();
+ __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
+ __node_traits::construct(__na, _VSTD::addressof(__h->__value_),
+ _VSTD::forward<_A0>(__a0), _VSTD::forward<_A1>(__a1),
+ _VSTD::forward<_Args>(__args)...);
+ __h.get_deleter().__first_constructed = true;
+ __h.get_deleter().__second_constructed = true;
+ return __h;
+}
+
+#endif // _LIBCPP_HAS_NO_VARIADICS
+
+#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder
+map<_Key, _Tp, _Compare, _Allocator>::__construct_node_with_key(const key_type& __k)
+{
+ __node_allocator& __na = __tree_.__node_alloc();
+ __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
+ __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first), __k);
+ __h.get_deleter().__first_constructed = true;
+ __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second));
+ __h.get_deleter().__second_constructed = true;
+ return _VSTD::move(__h); // explicitly moved for C++03
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+_Tp&
+map<_Key, _Tp, _Compare, _Allocator>::operator[](const key_type& __k)
+{
+ __node_base_pointer __parent;
+ __node_base_pointer& __child = __find_equal_key(__parent, __k);
+ __node_pointer __r = static_cast<__node_pointer>(__child);
+ if (__child == nullptr)
+ {
+ __node_holder __h = __construct_node_with_key(__k);
+ __tree_.__insert_node_at(__parent, __child, static_cast<__node_base_pointer>(__h.get()));
+ __r = __h.release();
+ }
+ return __r->__value_.__cc.second;
+}
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+_Tp&
+map<_Key, _Tp, _Compare, _Allocator>::operator[](key_type&& __k)
+{
+ __node_base_pointer __parent;
+ __node_base_pointer& __child = __find_equal_key(__parent, __k);
+ __node_pointer __r = static_cast<__node_pointer>(__child);
+ if (__child == nullptr)
+ {
+ __node_holder __h = __construct_node_with_key(_VSTD::move(__k));
+ __tree_.__insert_node_at(__parent, __child, static_cast<__node_base_pointer>(__h.get()));
+ __r = __h.release();
+ }
+ return __r->__value_.__cc.second;
+}
+
+#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+_Tp&
+map<_Key, _Tp, _Compare, _Allocator>::at(const key_type& __k)
+{
+ __node_base_pointer __parent;
+ __node_base_pointer& __child = __find_equal_key(__parent, __k);
+#ifndef _LIBCPP_NO_EXCEPTIONS
+ if (__child == nullptr)
+ throw out_of_range("map::at: key not found");
+#endif // _LIBCPP_NO_EXCEPTIONS
+ return static_cast<__node_pointer>(__child)->__value_.__cc.second;
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+const _Tp&
+map<_Key, _Tp, _Compare, _Allocator>::at(const key_type& __k) const
+{
+ __node_base_const_pointer __parent;
+ __node_base_const_pointer __child = __find_equal_key(__parent, __k);
+#ifndef _LIBCPP_NO_EXCEPTIONS
+ if (__child == nullptr)
+ throw out_of_range("map::at: key not found");
+#endif // _LIBCPP_NO_EXCEPTIONS
+ return static_cast<__node_const_pointer>(__child)->__value_.__cc.second;
+}
+
+#if !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS)
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+template <class ..._Args>
+pair<typename map<_Key, _Tp, _Compare, _Allocator>::iterator, bool>
+map<_Key, _Tp, _Compare, _Allocator>::emplace(_Args&& ...__args)
+{
+ __node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...);
+ pair<iterator, bool> __r = __tree_.__node_insert_unique(__h.get());
+ if (__r.second)
+ __h.release();
+ return __r;
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+template <class ..._Args>
+typename map<_Key, _Tp, _Compare, _Allocator>::iterator
+map<_Key, _Tp, _Compare, _Allocator>::emplace_hint(const_iterator __p,
+ _Args&& ...__args)
+{
+ __node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...);
+ iterator __r = __tree_.__node_insert_unique(__p.__i_, __h.get());
+ if (__r.__i_.__ptr_ == __h.get())
+ __h.release();
+ return __r;
+}
+
+#endif // !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS)
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+bool
+operator==(const map<_Key, _Tp, _Compare, _Allocator>& __x,
+ const map<_Key, _Tp, _Compare, _Allocator>& __y)
+{
+ return __x.size() == __y.size() && _VSTD::equal(__x.begin(), __x.end(), __y.begin());
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+bool
+operator< (const map<_Key, _Tp, _Compare, _Allocator>& __x,
+ const map<_Key, _Tp, _Compare, _Allocator>& __y)
+{
+ return _VSTD::lexicographical_compare(__x.begin(), __x.end(), __y.begin(), __y.end());
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+bool
+operator!=(const map<_Key, _Tp, _Compare, _Allocator>& __x,
+ const map<_Key, _Tp, _Compare, _Allocator>& __y)
+{
+ return !(__x == __y);
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+bool
+operator> (const map<_Key, _Tp, _Compare, _Allocator>& __x,
+ const map<_Key, _Tp, _Compare, _Allocator>& __y)
+{
+ return __y < __x;
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+bool
+operator>=(const map<_Key, _Tp, _Compare, _Allocator>& __x,
+ const map<_Key, _Tp, _Compare, _Allocator>& __y)
+{
+ return !(__x < __y);
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+bool
+operator<=(const map<_Key, _Tp, _Compare, _Allocator>& __x,
+ const map<_Key, _Tp, _Compare, _Allocator>& __y)
+{
+ return !(__y < __x);
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+void
+swap(map<_Key, _Tp, _Compare, _Allocator>& __x,
+ map<_Key, _Tp, _Compare, _Allocator>& __y)
+ _NOEXCEPT_(_NOEXCEPT_(__x.swap(__y)))
+{
+ __x.swap(__y);
+}
+
+template <class _Key, class _Tp, class _Compare = less<_Key>,
+ class _Allocator = allocator<pair<const _Key, _Tp> > >
+class _LIBCPP_TYPE_VIS_ONLY multimap
+{
+public:
+ // types:
+ typedef _Key key_type;
+ typedef _Tp mapped_type;
+ typedef pair<const key_type, mapped_type> value_type;
+ typedef pair<key_type, mapped_type> __nc_value_type;
+ typedef _Compare key_compare;
+ typedef _Allocator allocator_type;
+ typedef value_type& reference;
+ typedef const value_type& const_reference;
+
+ class _LIBCPP_TYPE_VIS_ONLY value_compare
+ : public binary_function<value_type, value_type, bool>
+ {
+ friend class multimap;
+ protected:
+ key_compare comp;
+
+ _LIBCPP_INLINE_VISIBILITY
+ value_compare(key_compare c) : comp(c) {}
+ public:
+ _LIBCPP_INLINE_VISIBILITY
+ bool operator()(const value_type& __x, const value_type& __y) const
+ {return comp(__x.first, __y.first);}
+ };
+
+private:
+
+ typedef _VSTD::__value_type<key_type, mapped_type> __value_type;
+ typedef __map_value_compare<key_type, __value_type, key_compare> __vc;
+ typedef typename allocator_traits<allocator_type>::template
+#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES
+ rebind_alloc<__value_type>
+#else
+ rebind_alloc<__value_type>::other
+#endif
+ __allocator_type;
+ typedef __tree<__value_type, __vc, __allocator_type> __base;
+ typedef typename __base::__node_traits __node_traits;
+ typedef allocator_traits<allocator_type> __alloc_traits;
+
+ __base __tree_;
+
+public:
+ typedef typename __alloc_traits::pointer pointer;
+ typedef typename __alloc_traits::const_pointer const_pointer;
+ typedef typename __alloc_traits::size_type size_type;
+ typedef typename __alloc_traits::difference_type difference_type;
+ typedef __map_iterator<typename __base::iterator> iterator;
+ typedef __map_const_iterator<typename __base::const_iterator> const_iterator;
+ typedef _VSTD::reverse_iterator<iterator> reverse_iterator;
+ typedef _VSTD::reverse_iterator<const_iterator> const_reverse_iterator;
+
+ _LIBCPP_INLINE_VISIBILITY
+ explicit multimap(const key_compare& __comp = key_compare())
+ _NOEXCEPT_(
+ is_nothrow_default_constructible<allocator_type>::value &&
+ is_nothrow_default_constructible<key_compare>::value &&
+ is_nothrow_copy_constructible<key_compare>::value)
+ : __tree_(__vc(__comp)) {}
+
+ _LIBCPP_INLINE_VISIBILITY
+ explicit multimap(const key_compare& __comp, const allocator_type& __a)
+ : __tree_(__vc(__comp), __a) {}
+
+ template <class _InputIterator>
+ _LIBCPP_INLINE_VISIBILITY
+ multimap(_InputIterator __f, _InputIterator __l,
+ const key_compare& __comp = key_compare())
+ : __tree_(__vc(__comp))
+ {
+ insert(__f, __l);
+ }
+
+ template <class _InputIterator>
+ _LIBCPP_INLINE_VISIBILITY
+ multimap(_InputIterator __f, _InputIterator __l,
+ const key_compare& __comp, const allocator_type& __a)
+ : __tree_(__vc(__comp), __a)
+ {
+ insert(__f, __l);
+ }
+
+#if _LIBCPP_STD_VER > 11
+ template <class _InputIterator>
+ _LIBCPP_INLINE_VISIBILITY
+ multimap(_InputIterator __f, _InputIterator __l, const allocator_type& __a)
+ : multimap(__f, __l, key_compare(), __a) {}
+#endif
+
+ _LIBCPP_INLINE_VISIBILITY
+ multimap(const multimap& __m)
+ : __tree_(__m.__tree_.value_comp(),
+ __alloc_traits::select_on_container_copy_construction(__m.__tree_.__alloc()))
+ {
+ insert(__m.begin(), __m.end());
+ }
+
+ _LIBCPP_INLINE_VISIBILITY
+ multimap& operator=(const multimap& __m)
+ {
+#if __cplusplus >= 201103L
+ __tree_ = __m.__tree_;
+#else
+ __tree_.clear();
+ __tree_.value_comp() = __m.__tree_.value_comp();
+ __tree_.__copy_assign_alloc(__m.__tree_);
+ insert(__m.begin(), __m.end());
+#endif
+ return *this;
+ }
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+ _LIBCPP_INLINE_VISIBILITY
+ multimap(multimap&& __m)
+ _NOEXCEPT_(is_nothrow_move_constructible<__base>::value)
+ : __tree_(_VSTD::move(__m.__tree_))
+ {
+ }
+
+ multimap(multimap&& __m, const allocator_type& __a);
+
+ _LIBCPP_INLINE_VISIBILITY
+ multimap& operator=(multimap&& __m)
+ _NOEXCEPT_(is_nothrow_move_assignable<__base>::value)
+ {
+ __tree_ = _VSTD::move(__m.__tree_);
+ return *this;
+ }
+
+#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
+
+ _LIBCPP_INLINE_VISIBILITY
+ multimap(initializer_list<value_type> __il, const key_compare& __comp = key_compare())
+ : __tree_(__vc(__comp))
+ {
+ insert(__il.begin(), __il.end());
+ }
+
+ _LIBCPP_INLINE_VISIBILITY
+ multimap(initializer_list<value_type> __il, const key_compare& __comp, const allocator_type& __a)
+ : __tree_(__vc(__comp), __a)
+ {
+ insert(__il.begin(), __il.end());
+ }
+
+#if _LIBCPP_STD_VER > 11
+ _LIBCPP_INLINE_VISIBILITY
+ multimap(initializer_list<value_type> __il, const allocator_type& __a)
+ : multimap(__il, key_compare(), __a) {}
+#endif
+
+ _LIBCPP_INLINE_VISIBILITY
+ multimap& operator=(initializer_list<value_type> __il)
+ {
+ __tree_.__assign_multi(__il.begin(), __il.end());
+ return *this;
+ }
+
+#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
+
+ _LIBCPP_INLINE_VISIBILITY
+ explicit multimap(const allocator_type& __a)
+ : __tree_(__a)
+ {
+ }
+
+ _LIBCPP_INLINE_VISIBILITY
+ multimap(const multimap& __m, const allocator_type& __a)
+ : __tree_(__m.__tree_.value_comp(), __a)
+ {
+ insert(__m.begin(), __m.end());
+ }
+
+ _LIBCPP_INLINE_VISIBILITY
+ iterator begin() _NOEXCEPT {return __tree_.begin();}
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator begin() const _NOEXCEPT {return __tree_.begin();}
+ _LIBCPP_INLINE_VISIBILITY
+ iterator end() _NOEXCEPT {return __tree_.end();}
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator end() const _NOEXCEPT {return __tree_.end();}
+
+ _LIBCPP_INLINE_VISIBILITY
+ reverse_iterator rbegin() _NOEXCEPT {return reverse_iterator(end());}
+ _LIBCPP_INLINE_VISIBILITY
+ const_reverse_iterator rbegin() const _NOEXCEPT
+ {return const_reverse_iterator(end());}
+ _LIBCPP_INLINE_VISIBILITY
+ reverse_iterator rend() _NOEXCEPT {return reverse_iterator(begin());}
+ _LIBCPP_INLINE_VISIBILITY
+ const_reverse_iterator rend() const _NOEXCEPT
+ {return const_reverse_iterator(begin());}
+
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator cbegin() const _NOEXCEPT {return begin();}
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator cend() const _NOEXCEPT {return end();}
+ _LIBCPP_INLINE_VISIBILITY
+ const_reverse_iterator crbegin() const _NOEXCEPT {return rbegin();}
+ _LIBCPP_INLINE_VISIBILITY
+ const_reverse_iterator crend() const _NOEXCEPT {return rend();}
+
+ _LIBCPP_INLINE_VISIBILITY
+ bool empty() const _NOEXCEPT {return __tree_.size() == 0;}
+ _LIBCPP_INLINE_VISIBILITY
+ size_type size() const _NOEXCEPT {return __tree_.size();}
+ _LIBCPP_INLINE_VISIBILITY
+ size_type max_size() const _NOEXCEPT {return __tree_.max_size();}
+
+ _LIBCPP_INLINE_VISIBILITY
+ allocator_type get_allocator() const _NOEXCEPT {return __tree_.__alloc();}
+ _LIBCPP_INLINE_VISIBILITY
+ key_compare key_comp() const {return __tree_.value_comp().key_comp();}
+ _LIBCPP_INLINE_VISIBILITY
+ value_compare value_comp() const
+ {return value_compare(__tree_.value_comp().key_comp());}
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#ifndef _LIBCPP_HAS_NO_VARIADICS
+
+ template <class ..._Args>
+ iterator
+ emplace(_Args&& ...__args);
+
+ template <class ..._Args>
+ iterator
+ emplace_hint(const_iterator __p, _Args&& ...__args);
+
+#endif // _LIBCPP_HAS_NO_VARIADICS
+
+ template <class _Pp,
+ class = typename enable_if<is_constructible<value_type, _Pp>::value>::type>
+ _LIBCPP_INLINE_VISIBILITY
+ iterator insert(_Pp&& __p)
+ {return __tree_.__insert_multi(_VSTD::forward<_Pp>(__p));}
+
+ template <class _Pp,
+ class = typename enable_if<is_constructible<value_type, _Pp>::value>::type>
+ _LIBCPP_INLINE_VISIBILITY
+ iterator insert(const_iterator __pos, _Pp&& __p)
+ {return __tree_.__insert_multi(__pos.__i_, _VSTD::forward<_Pp>(__p));}
+
+#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+ _LIBCPP_INLINE_VISIBILITY
+ iterator insert(const value_type& __v) {return __tree_.__insert_multi(__v);}
+
+ _LIBCPP_INLINE_VISIBILITY
+ iterator insert(const_iterator __p, const value_type& __v)
+ {return __tree_.__insert_multi(__p.__i_, __v);}
+
+ template <class _InputIterator>
+ _LIBCPP_INLINE_VISIBILITY
+ void insert(_InputIterator __f, _InputIterator __l)
+ {
+ for (const_iterator __e = cend(); __f != __l; ++__f)
+ __tree_.__insert_multi(__e.__i_, *__f);
+ }
+
+#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
+
+ _LIBCPP_INLINE_VISIBILITY
+ void insert(initializer_list<value_type> __il)
+ {insert(__il.begin(), __il.end());}
+
+#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
+
+ _LIBCPP_INLINE_VISIBILITY
+ iterator erase(const_iterator __p) {return __tree_.erase(__p.__i_);}
+ _LIBCPP_INLINE_VISIBILITY
+ size_type erase(const key_type& __k) {return __tree_.__erase_multi(__k);}
+ _LIBCPP_INLINE_VISIBILITY
+ iterator erase(const_iterator __f, const_iterator __l)
+ {return __tree_.erase(__f.__i_, __l.__i_);}
+ _LIBCPP_INLINE_VISIBILITY
+ void clear() {__tree_.clear();}
+
+ _LIBCPP_INLINE_VISIBILITY
+ void swap(multimap& __m)
+ _NOEXCEPT_(__is_nothrow_swappable<__base>::value)
+ {__tree_.swap(__m.__tree_);}
+
+ _LIBCPP_INLINE_VISIBILITY
+ iterator find(const key_type& __k) {return __tree_.find(__k);}
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator find(const key_type& __k) const {return __tree_.find(__k);}
+#if _LIBCPP_STD_VER > 11
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,iterator>::type
+ find(const _K2& __k) {return __tree_.find(__k);}
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,const_iterator>::type
+ find(const _K2& __k) const {return __tree_.find(__k);}
+#endif
+
+ _LIBCPP_INLINE_VISIBILITY
+ size_type count(const key_type& __k) const
+ {return __tree_.__count_multi(__k);}
+ _LIBCPP_INLINE_VISIBILITY
+ iterator lower_bound(const key_type& __k)
+ {return __tree_.lower_bound(__k);}
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator lower_bound(const key_type& __k) const
+ {return __tree_.lower_bound(__k);}
+#if _LIBCPP_STD_VER > 11
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,iterator>::type
+ lower_bound(const _K2& __k) {return __tree_.lower_bound(__k);}
+
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,const_iterator>::type
+ lower_bound(const _K2& __k) const {return __tree_.lower_bound(__k);}
+#endif
+
+ _LIBCPP_INLINE_VISIBILITY
+ iterator upper_bound(const key_type& __k)
+ {return __tree_.upper_bound(__k);}
+ _LIBCPP_INLINE_VISIBILITY
+ const_iterator upper_bound(const key_type& __k) const
+ {return __tree_.upper_bound(__k);}
+#if _LIBCPP_STD_VER > 11
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,iterator>::type
+ upper_bound(const _K2& __k) {return __tree_.upper_bound(__k);}
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,const_iterator>::type
+ upper_bound(const _K2& __k) const {return __tree_.upper_bound(__k);}
+#endif
+
+ _LIBCPP_INLINE_VISIBILITY
+ pair<iterator,iterator> equal_range(const key_type& __k)
+ {return __tree_.__equal_range_multi(__k);}
+ _LIBCPP_INLINE_VISIBILITY
+ pair<const_iterator,const_iterator> equal_range(const key_type& __k) const
+ {return __tree_.__equal_range_multi(__k);}
+#if _LIBCPP_STD_VER > 11
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,pair<iterator,iterator>>::type
+ equal_range(const _K2& __k) {return __tree_.__equal_range_multi(__k);}
+ template <typename _K2>
+ _LIBCPP_INLINE_VISIBILITY
+ typename enable_if<__is_transparent<_Compare, _K2>::value,pair<const_iterator,const_iterator>>::type
+ equal_range(const _K2& __k) const {return __tree_.__equal_range_multi(__k);}
+#endif
+
+private:
+ typedef typename __base::__node __node;
+ typedef typename __base::__node_allocator __node_allocator;
+ typedef typename __base::__node_pointer __node_pointer;
+ typedef typename __base::__node_const_pointer __node_const_pointer;
+ typedef __map_node_destructor<__node_allocator> _Dp;
+ typedef unique_ptr<__node, _Dp> __node_holder;
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+ __node_holder __construct_node();
+ template <class _A0>
+ __node_holder
+ __construct_node(_A0&& __a0);
+#ifndef _LIBCPP_HAS_NO_VARIADICS
+ template <class _A0, class _A1, class ..._Args>
+ __node_holder __construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args);
+#endif // _LIBCPP_HAS_NO_VARIADICS
+#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+};
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+multimap<_Key, _Tp, _Compare, _Allocator>::multimap(multimap&& __m, const allocator_type& __a)
+ : __tree_(_VSTD::move(__m.__tree_), __a)
+{
+ if (__a != __m.get_allocator())
+ {
+ const_iterator __e = cend();
+ while (!__m.empty())
+ __tree_.__insert_multi(__e.__i_,
+ _VSTD::move(__m.__tree_.remove(__m.begin().__i_)->__value_));
+ }
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+typename multimap<_Key, _Tp, _Compare, _Allocator>::__node_holder
+multimap<_Key, _Tp, _Compare, _Allocator>::__construct_node()
+{
+ __node_allocator& __na = __tree_.__node_alloc();
+ __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
+ __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first));
+ __h.get_deleter().__first_constructed = true;
+ __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second));
+ __h.get_deleter().__second_constructed = true;
+ return __h;
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+template <class _A0>
+typename multimap<_Key, _Tp, _Compare, _Allocator>::__node_holder
+multimap<_Key, _Tp, _Compare, _Allocator>::__construct_node(_A0&& __a0)
+{
+ __node_allocator& __na = __tree_.__node_alloc();
+ __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
+ __node_traits::construct(__na, _VSTD::addressof(__h->__value_), _VSTD::forward<_A0>(__a0));
+ __h.get_deleter().__first_constructed = true;
+ __h.get_deleter().__second_constructed = true;
+ return __h;
+}
+
+#ifndef _LIBCPP_HAS_NO_VARIADICS
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+template <class _A0, class _A1, class ..._Args>
+typename multimap<_Key, _Tp, _Compare, _Allocator>::__node_holder
+multimap<_Key, _Tp, _Compare, _Allocator>::__construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args)
+{
+ __node_allocator& __na = __tree_.__node_alloc();
+ __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
+ __node_traits::construct(__na, _VSTD::addressof(__h->__value_),
+ _VSTD::forward<_A0>(__a0), _VSTD::forward<_A1>(__a1),
+ _VSTD::forward<_Args>(__args)...);
+ __h.get_deleter().__first_constructed = true;
+ __h.get_deleter().__second_constructed = true;
+ return __h;
+}
+
+#endif // _LIBCPP_HAS_NO_VARIADICS
+#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+#if !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS)
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+template <class ..._Args>
+typename multimap<_Key, _Tp, _Compare, _Allocator>::iterator
+multimap<_Key, _Tp, _Compare, _Allocator>::emplace(_Args&& ...__args)
+{
+ __node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...);
+ iterator __r = __tree_.__node_insert_multi(__h.get());
+ __h.release();
+ return __r;
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+template <class ..._Args>
+typename multimap<_Key, _Tp, _Compare, _Allocator>::iterator
+multimap<_Key, _Tp, _Compare, _Allocator>::emplace_hint(const_iterator __p,
+ _Args&& ...__args)
+{
+ __node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...);
+ iterator __r = __tree_.__node_insert_multi(__p.__i_, __h.get());
+ __h.release();
+ return __r;
+}
+
+#endif // !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS)
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+bool
+operator==(const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
+ const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
+{
+ return __x.size() == __y.size() && _VSTD::equal(__x.begin(), __x.end(), __y.begin());
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+bool
+operator< (const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
+ const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
+{
+ return _VSTD::lexicographical_compare(__x.begin(), __x.end(), __y.begin(), __y.end());
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+bool
+operator!=(const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
+ const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
+{
+ return !(__x == __y);
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+bool
+operator> (const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
+ const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
+{
+ return __y < __x;
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+bool
+operator>=(const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
+ const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
+{
+ return !(__x < __y);
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+bool
+operator<=(const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
+ const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
+{
+ return !(__y < __x);
+}
+
+template <class _Key, class _Tp, class _Compare, class _Allocator>
+inline _LIBCPP_INLINE_VISIBILITY
+void
+swap(multimap<_Key, _Tp, _Compare, _Allocator>& __x,
+ multimap<_Key, _Tp, _Compare, _Allocator>& __y)
+ _NOEXCEPT_(_NOEXCEPT_(__x.swap(__y)))
+{
+ __x.swap(__y);
+}
+
+_LIBCPP_END_NAMESPACE_STD
+
+#endif // _LIBCPP_MAP
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